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View Full Version : Manual Removal Guide for PU.PCOptimizer360



Friday
2017-06-27, 09:19
The following instructions have been created to help you to get rid of "PU.PCOptimizer360" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).

Threat Details:

Categories:
pups

Description:
PU.PCOptimizer360 detects registry issues on a PC and offers fixing them in order to boost the PC speed. Fixing needs a license key. This license costs $ 25.00 (Status: June 2017).
Removal Instructions:

Files:

Please use Windows Explorer or another file manager of your choice to locate and delete these files.

The file at "<$APPDATA>\Microsoft\Installer\{5624D872-FD04-4227-879A-AF87FC847037}\_33278BADF8FBFD5EBD6477.exe".
The file at "<$APPDATA>\Microsoft\Installer\{5624D872-FD04-4227-879A-AF87FC847037}\_4DCD5C94DBFD9596348CDF.exe".
The file at "<$APPDATA>\Microsoft\Installer\{5624D872-FD04-4227-879A-AF87FC847037}\_FC07E8C49D44C2972E6FFB.exe".
The file at "<$PROGRAMFILES>\Pc Optimizer 360\Pc Optimizer 360 setup\pcoptimizer360.exe".
The file at "<$PROGRAMS>\pcoptimizer360.lnk".
Make sure you set your file manager to display hidden and system files. If PU.PCOptimizer360 uses rootkit technologies, use the rootkit scanner integrated into Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) 2.x or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Folders:

Please use Windows Explorer or another file manager of your choice to locate and delete these folders.

The directory at "<$APPDATA>\Microsoft\Installer\{5624D872-FD04-4227-879A-AF87FC847037}".
The directory at "<$PROGRAMFILES>\Pc Optimizer 360\Pc Optimizer 360 setup".
The directory at "<$PROGRAMFILES>\Pc Optimizer 360".
Make sure you set your file manager to display hidden and system files. If PU.PCOptimizer360 uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify folders!

Registry:

You can use regedit.exe (included in Windows) to locate and delete these registry entries.

Delete the registry key "{5624D872-FD04-4227-879A-AF87FC847037}" at "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\".
Delete the registry key "278D426540DF722478A9FA78CF480773" at "HKEY_CURRENT_USER\Software\Microsoft\Installer\Products\".
Delete the registry key "My App" at "HKEY_LOCAL_MACHINE\SOFTWARE\".
Delete the registry key "Pcoptimizer" at "HKEY_LOCAL_MACHINE\SOFTWARE\".
Delete the registry value "<$PROGRAMFILES>\Pc Optimizer 360\" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders\".
Delete the registry value "<$PROGRAMFILES>\Pc Optimizer 360\Pc Optimizer 360 setup\" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders\".
If PU.PCOptimizer360 uses rootkit technologies, use our RegAlyzer (http://www.safer-networking.org/index.php?page=regalyzer), RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).

There are more registry entries that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.